input {
    box-sizing: border-box;
    padding: 0 14px;
    margin: 0 12px;
    border-bottom: 1rpx #ccc solid;
}

.device_list {
    height: 300px;
    margin: 50px 5px;
    margin-top: 0;
    border: 1px solid #EEE;
    border-radius: 5px;
    width: auto;
}

.device_item {
    border-bottom: 1px solid #EEE;
    padding: 10px;
    color: #666;
}

.device_item_hover {
    background-color: rgba(0, 0, 0, .1);
}